Data as of Oct 28, 2026.
IEI vs VO: Differences, Returns & Fees
Over the year to Oct 28, 2026, IEI returned −1.1% to VO's +12.8%; 0% of their weight is in the same names.
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Net assets: $17.0bn on Oct 27, 2026 for iShares 3-7 Year Treasury Bond ETF, and $103.4bn on Sep 30, 2026 for Vanguard Morningstar Mid-Cap ETF.
Pair scorecard
VO costs 0.12 points a year less; their one-year returns differ by 13.9 points; VO is 6.2 times larger.
| Measure | IEI | VO |
|---|---|---|
| Return | ||
| Total return, 1 year | −1.1% | +12.8% |
| Drawdown | ||
| Below its high | 3.1%, high on Aug 14, 2026 | |
| Benchmark | ||
| What it tracks | ICE U.S. Treasury 3-7 Year Bond Index | Morningstar US Mid Cap Index (formerly CRSP US Mid Cap Index) |
| Cost and size | ||
| Expense ratio | 0.15% | 0.03% |
| Net assets, as of Sep 30, 2026 | $16.8bn | $103.4bn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 91% | |
| Top ten holdings, share of the fund | 9.7% | |
Holdings in common uses holdings dated Sep 30, 2026 and Oct 27, 2026. Method
What they share
By the books each fund has filed, IEI and VO hold 0% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 27, 2026.
half
0% in common
Only in one fund ↓
Side by side
IEI and VO on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
IEI
IEI tracks an index of 3-7 Year Treasury Bond. Over the year to Oct 28, 2026 it returned −1.1% with distributions reinvested. The prospectus expense ratio is 0.15% a year.
VO
VO tracks an index of Mid-Cap. Over the year to Oct 28, 2026 it returned +12.8% with distributions reinvested. The prospectus expense ratio is 0.03% a year. By its holdings published by its issuer as of Sep 30, 2026, 91% of the fund by weight is stocks the S&P 500 also holds, across 273 positions, with the top ten at 9.7%. It sat 3.1% below its high of Aug 14, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, IEI or VO?
- In the year to Oct 28, 2026, with distributions reinvested, IEI returned −1.1% and VO +12.8%.
- Which is cheaper, IEI or VO?
- VO is cheaper, by 0.12 percentage points a year. That is about $12 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
Cite this pageCitation, APA and Markdown
ETFIQ, IEI against VO, data as of Oct 28, 2026. https://etfiq.com/compare/any/iei-vs-vo
ETFIQ. (Oct 28, 2026). IEI against VO. Retrieved from https://etfiq.com/compare/any/iei-vs-vo
[IEI against VO (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/iei-vs-vo)
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